package com.changgou.goods.dao;

import com.changgou.goods.pojo.Spec;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;
import org.springframework.stereotype.Repository;
import tk.mybatis.mapper.common.Mapper;

import java.util.List;
import java.util.Map;

@Repository
public interface SpecMapper extends Mapper<Spec> {


    /**
     * 根据商品分类名称查询规格列表
     */

    @Select("SELECT name, options FROM tb_spec WHERE template_id IN (SELECT template_id FROM tb_category WHERE name = #{categoryName}) ORDER BY seq")
    public List<Map> findListByCategoryName(@Param("categoryName") String categoryName);


}
